S202MTR-Z50 DC

Name: S202MTR-Z50 DC
Brand: ABB
SKU: S202MTR-Z50 DC

ABB S202MTR-Z50 DC Miniature Circuit Breaker - Protect your electrical system with this robust and efficient DC miniature circuit breaker, designed for overcurrent protection in various applications.

Product ModelS202MTR-Z50 DC

Material Number2CDS272565R0578

Product ID80278

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable Overcurrent ProtectionThe ABB S202MTR-Z50 DC miniature circuit breaker provides reliable overcurrent protection, ensuring your electrical system remains safe and secure. Its robust design and advanced tripping mechanisms make it ideal for residential, commercial, and industrial applications.
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2. Wide Range of Trip CharacteristicsAvailable in various trip characteristics (B, C, D, K, Z), this circuit breaker can be tailored to meet specific protection needs. Whether you need delayed thermal tripping for overload protection or electromechanical tripping for short circuit protection, the S202MTR-Z50 has you covered.
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3. Compliance with International StandardsAll MCBs of the S200 series, including the S202MTR-Z50, comply with IEC/EN 60898-1, IEC/EN 60947-2, and UL1077. This ensures that the product meets stringent safety standards for use in various environments.
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4. Compact and Space-Efficient Design

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Standards

IEC/EN 60947-2

Tripping Characteristic

Rated Voltage (Ur)

500 V DC

Rated Operational Voltage

440 V AC acc. to IEC 60898-1 440 V acc. to IEC 60947-2 240 V AC

Operational Voltage

Minimum 12 V AC / 12 V DC

Rated Insulation Voltage (Ui)

acc. to IEC/EN 60664-1 440 V

Designed for DIN rail mounting, the S202MTR-Z50 is compact and space-efficient. Its bottom-fitting auxiliary contact can be mounted to save up to 50% of space, making it ideal for installations where space is limited.

5. High Breaking CapacityWith a breaking capacity of up to 6 kA at 230/400 V AC and 10 kA at 125 V DC, the S202MTR-Z50 is capable of handling high short-circuit currents. This ensures that your electrical system remains protected even in the event of a fault.

Rated Impulse Withstand Voltage (Uimp)

at Sea Level 4 kV

Dielectric Test Voltage

50/60 Hz-1 min: 2 kV

Input Voltage Type

Rated Current (In)

50 A

Rated Short-Circuit Capacity

10 kA (230 V) 10 kA (400 V) 10 kA

Rated Ultimate Short-Circuit Breaking Capacity (Icu)

10 kA (230 V) 10 kA (400 V) 10 kA

Rated Service Short-Circuit Breaking Capacity (Ics)

10 kA

Rated Frequency (f)

50 / 60 Hz

Power Loss

8.8 W

Power Supply Connection

Please Note Polarity of Device

Contact Position Indication

ON / OFF

Energy Limiting Class

Mechanical Endurance

20000 cycle

Number of Protected Poles

Number of Poles

Overvoltage Category

III

Tightening Torque

2.8 NÂ·m

Screw Terminal Type

Ring-Tongue Terminal with Captive Screw

Actuator Marking

I / O

Actuator Material

Insulation Group II, Black, Sealable

Housing Material

Insulation Group I, RAL 7035

Options Provided

Suitable for traction application

Mounting on DIN Rail

TH35-15 (35 x 15 mm Mounting Rail) acc. to IEC 60715 TH35-7.5 (35 x 7.5 mm Mounting Rail) acc. to IEC 60715

Mounting Position

any

Recommended Screw Driver

Pozidriv 2

Accessories Available

Yes

Number of Batteries

Connecting Capacity

Busbar 16 mmÂ² Flexible 0.75 ... 25 mmÂ² Rigid 0.75 ... 35 mmÂ²

Terminal Type

Ring-Tongue Terminals

Ambient Air Temperature

Operation -40 ... +75 Â°C Storage -40 ... +75 Â°C

Degree of Protection

IP20 Enclosure with Cover IP40

Pollution Degree

Environmental Conditions

28 cycles with 55 Â°C / 90-96 % and 25 Â°C / 95-100 %

Resistance to Vibrations

20 Cycles with Load 0.8 In: 5g 5 ... 150 ... 5 Hz

Resistance to Shock acc. to IEC 60068-2-27

25g 2 shocks 13 ms

Width in Number of Modular Spacings

2.0

Product Net Width

35 mm

Product Net Height

85 mm

Product Net Depth / Length

69 mm

Product Net Weight

0.25 kg

Pole Net Weight

0.125 kg

Built-In Depth (t2)

69 mm

ETIM 8

EC000042 - Miniature circuit breaker (MCB)

ETIM 9

EC000042 - Miniature circuit breaker (MCB)

WEEE Category

5. Small Equipment (No External Dimension More Than 50 cm)

WEEE B2C / B2B

Business To Business

CN8

8536 20 10

UNSPSC

39121603

eClass

V11.0 : 27141901

IDEA Granular Category Code (IGCC)

4897 >> Miniature circuit breakers

Object Classification Code

Manufacturer ID

2CDS272565R0578